package yanjunwei.rbac.view;
import yanjunwei.rbac.util.SingletonFactory;

import java.util.Scanner;

public class MainView {

    public static final String MENU = """
            --------------------
                 RBAC系统
            --------------------
            |  0...退出系统     |
            |  1...部门管理     |
            |  2...角色管理     |
            |  3...用户管理     |
            --------------------
            请输入选项:""";

    public static Scanner input;


    static {
        input = new Scanner(System.in);
    }

    private final DeptView deptView;
    private final RoleView roleView;
    private final UserView userView;


    private MainView() {
        deptView = SingletonFactory.getInstance(DeptView.class);
        roleView = SingletonFactory.getInstance(RoleView.class);
        userView =  SingletonFactory.getInstance(UserView.class);
    }



    public void show() {
        String menuChoice;
        do {
            System.out.print(MENU);
            menuChoice = input.nextLine();

            switch (menuChoice) {
                case "0" -> System.out.println("成功退出系统，欢迎再次使用！");
                case "1" -> deptView.show();
                case "2" -> roleView.show();
                case "3" -> userView.show();
                default -> System.out.println("输入非法，请输入正确的菜单编号！");
            }
        } while (!"0".equals(menuChoice));
        input.close();
    }


}


